/PHP/Php global variable function

Php global variable function

Php global variable function

<?php
  $myVariable = "a";
  function changeVar($newVar) {
    global $myVariable
    $myVariable = "b";
  }
  echo $myVariable; // Should echo b
?>

3

How make a variable global php

$a = 1;
$b = 2;
function Sum(){
    global $a, $b; // allows access to vars outside of function
    $b = $a + $b;
} 

Sum();
echo $b; // output is 3

2

Similar codes

0 vote323 views2 answers
Laravel logout all users
PHP Laravel
0 vote282 views1 answer
Search bar php progress
PHP
0 vote318 views3 answers
Call php function in js
PHP
115 votes488 views6 answers
How to iterate array in php
PHP
1 vote368 views1 answer
Wordpress escape for html
PHP Wordpress
3 votes317 views2 answers
Laravel carbon created_at date in current month
PHP
1 vote330 views1 answer
Valet laravel
PHP Laravel
1 vote331 views1 answer
Convert php array to javascript json laravel
PHP
10 votes314 views4 answers
Twig dump
PHP
44 votes368 views6 answers
Call seeder laravel
PHP Laravel

Share